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Geography Unit 1

Global challenges

Hydrometeorological ­ water/weather

Geophysical ­ Earth movements

Geomorphological - both hydrometeorological and geophysical

Hazard ­ a perceived natural event which has the potential to threaten both
life and property

Vulnerability ­ a high risk combined with an inability of individuals and
communities to cope


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Super hazard ­ e.g. super volcano

Chronic hazard ­ don't stem from one event e.g. famine, climate change

Natural hazard ­ caused by Hydrometeorological and geophysical processes

Na tech ­ natural hazard caused by humans e.g. desertification, smog

Concerns over reliability

1. No agreed definition of disaster
2. No agreed…

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Weather patterns, deforestation, melting permafrost in high mountainous areas, and high and
increasing human pollution densities are important factors in the cause distribution, number, extent
and effects of landslides.

Landslide hotspots

SW India
Sri Lanka
Caribbean islands
Mexico, Chile and south America


Mountain formed from…

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Climate mitigation ­ action to permanently eliminate long term risks and hazards of climate change
to human life e.g. CO2 emissions

Climate Adaption ­ adjust to climate change to moderate potential damage/ cope with
consequences e.g. houses on stilts


1. Long term - has occurred on geological timescale…


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